<br><div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">2) How to umount the disk from Konqueror?</blockquote><div><br>Select "Safely remove". But I do not know if you can do it if the volume was mounted as root.
<br><br>Regarding the rest of the questions, AFAIK, they are not KDE-related. Read the documentation of HAL.<br></div></div><br>